'use strict';

function choose_no_common_elements(collection_a, collection_b) {

let result = [];
for(let i=0;i<collection_a.length;i++){
    if(collection_b.includes(collection_a[i])){
     
    }else{
      result.push(collection_a[i])
    }
}
console.log(result);
return result;

}
choose_no_common_elements(["a", "e", "h", "t", "f", "c", "g", "b", "d"], ["a", "d", "e", "f"]);
module.exports = choose_no_common_elements;
